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Finding the Fourth Proportional to 325,513.88, 449,227.65 and 182,272.67

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Solution

The fourth proportional to 325,513.88, 449,227.65 and 182,272.67 is: 251,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,513.88 : 449,227.65 = 182,272.67 : x
  2. Step 2: Convert to fraction form
    325,513.88/449,227.65 = 182,272.67/x
  3. Step 3: Cross multiply
    325,513.88x = 449,227.65 × 182,272.67
  4. Step 4: Simplify right side
    325,513.88x = 81,881,920,957.19
  5. Step 5: Solve for x
    x = 81,881,920,957.19/325,513.88
  6. Step 6: Final answer
    x = 251,546.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.